Still another place to make the world safe for zero-column tables.

Per example from Jiang Wei.

diff --git a/src/backend/executor/execJunk.c b/src/backend/executor/execJunk.c
index 2279ef8025f94b9faea1c89dae97b3ff2ed286b6..b943d163a43162f4f4ec1bb3238e60689991ba97 100644 (file)
--- a/src/backend/executor/execJunk.c
+++ b/src/backend/executor/execJunk.c
@@ -263,12 +263,6 @@ ExecRemoveJunk(JunkFilter *junkfilter, TupleTableSlot *slot)
        cleanLength = junkfilter->jf_cleanLength;
        cleanMap = junkfilter->jf_cleanMap;
 
-       /*
-        * Handle the trivial case first.
-        */
-       if (cleanLength == 0)
-               return (HeapTuple) NULL;
-
        /*
         * Create the arrays that will hold the attribute values and the null
         * information for the new "clean" tuple.